import 'package:flutter/material.dart';

import 'cool_ui.dart';
import 'safe_keyboard.dart';

void main() {
  NumberKeyboard.register();
  SafeKeyboard.register();
  runApp(KeyboardRootWidget(child: MyApp()));
}

class MyApp extends StatelessWidget {
  // This widget is the root of your application.
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter Demo',
      theme: ThemeData(
        // This is the theme of your application.
        //
        // Try running your application with "flutter run". You'll see the
        // application has a blue toolbar. Then, without quitting the app, try
        // changing the primarySwatch below to Colors.green and then invoke
        // "hot reload" (press "r" in the console where you ran "flutter run",
        // or simply save your changes to "hot reload" in a Flutter IDE).
        // Notice that the counter didn't reset back to zero; the application
        // is not restarted.
        primarySwatch: Colors.blue,
        // This makes the visual density adapt to the platform that you run
        // the app on. For desktop platforms, the controls will be smaller and
        // closer together (more dense) than on mobile platforms.
        visualDensity: VisualDensity.adaptivePlatformDensity,
      ),
      home: MyHomePage(title: 'Flutter Demo Home Page'),
    );
  }
}

class MyHomePage extends StatefulWidget {
  MyHomePage({Key key, this.title}) : super(key: key);

  // This widget is the home page of your application. It is stateful, meaning
  // that it has a State object (defined below) that contains fields that affect
  // how it looks.

  // This class is the configuration for the state. It holds the values (in this
  // case the title) provided by the parent (in this case the App widget) and
  // used by the build method of the State. Fields in a Widget subclass are
  // always marked "final".

  final String title;

  @override
  _MyHomePageState createState() => _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  int _counter = 0;
  String passwd = '';
  TextEditingController textEditing2Controller =
      TextEditingController(text: 'test');

  void _incrementCounter() {
    setState(() {
      // This call to setState tells the Flutter framework that something has
      // changed in this State, which causes it to rerun the build method below
      // so that the display can reflect the updated values. If we changed
      // _counter without calling setState(), then the build method would not be
      // called again, and so nothing would appear to happen.
      _counter++;
    });
  }

  @override
  Widget build(BuildContext context) {
    return KeyboardMediaQuery(child: Builder(builder: (ctx) {
      // CoolKeyboard.init(ctx);
      // This method is rerun every time setState is called, for instance as done
      // by the _incrementCounter method above.
      //
      // The Flutter framework has been optimized to make rerunning build methods
      // fast, so that you can just rebuild anything that needs updating rather
      // than having to individually change instances of widgets.
      return Scaffold(
        appBar: AppBar(
          // Here we take the value from the MyHomePage object that was created by
          // the App.build method, and use it to set our appbar title.
          title: Text(widget.title),
        ),
        body: Center(
          // Center is a layout widget. It takes a single child and positions it
          // in the middle of the parent.
          child: Column(
            // Column is also a layout widget. It takes a list of children and
            // arranges them vertically. By default, it sizes itself to fit its
            // children horizontally, and tries to be as tall as its parent.
            //
            // Invoke "debug painting" (press "p" in the console, choose the
            // "Toggle Debug Paint" action from the Flutter Inspector in Android
            // Studio, or the "Toggle Debug Paint" command in Visual Studio Code)
            // to see the wireframe for each widget.
            //
            // Column has various properties to control how it sizes itself and
            // how it positions its children. Here we use mainAxisAlignment to
            // center the children vertically; the main axis here is the vertical
            // axis because Columns are vertical (the cross axis would be
            // horizontal).
            mainAxisAlignment: MainAxisAlignment.center,
            children: <Widget>[
              Text(
                'You have pushed the button this many times:',
              ),
              Text(
                '$_counter',
                style: Theme.of(context).textTheme.headline4,
              ),
              InkWell(
                child: Container(
                  child: Text('$passwd'),
                  width: MediaQuery.of(context).size.width,
                  height: 30,
                ),
                onTap: () {
                  showDialog(
                      context: context,
                      child: Scaffold(
                          backgroundColor: Colors.transparent,
                          body: Column(children: [
                            Container(
                                color: Colors.white,
                                height: MediaQuery.of(context).size.height / 2,
                                width: MediaQuery.of(context).size.width,
                                child: Column(children: [
                                  Row(
                                      mainAxisAlignment: MainAxisAlignment.spaceEvenly,
                                      children: ['!', '@', '#', '\$', '%', '^', '&', '*', '(', ')', '-', '+', '=']
                                          .map((e) => Container(
                                                  child: InkWell(
                                                child: Container(
                                                  color: Colors.grey,
                                                  child: Text(e),
                                                  height: 30,
                                                  width: 30,
                                                  alignment: Alignment.center,
                                                ),
                                                onTap: () {
                                                  print(e);
                                                },
                                              )))
                                          .toList()),
                                  Row(
                                    mainAxisAlignment: MainAxisAlignment.spaceEvenly,
                                    children: List.generate(
                                        10,
                                        (index) => Container(
                                                child: InkWell(
                                              child: Container(
                                                color: Colors.grey,
                                                child: Text('${index == 9 ? 0 : index + 1}'),
                                                height: 30,
                                                width: 30,
                                                alignment: Alignment.center,
                                              ),
                                              onTap: () {
                                                print('${index == 9 ? 0 : index + 1}');
                                              },
                                            ))),
                                  ),
                                  Row(
                                      mainAxisAlignment: MainAxisAlignment.spaceEvenly,
                                      children: ['q', 'w', 'e', 'r', 't', 'y', 'u', 'i', 'o', 'p']
                                          .map((e) => Container(
                                                  child: InkWell(
                                                child: Container(
                                                  color: Colors.grey,
                                                  child: Text(e),
                                                  height: 30,
                                                  width: 30,
                                                  alignment: Alignment.center,
                                                ),
                                                onTap: () {
                                                  print(e);
                                                },
                                              )))
                                          .toList()),
                                  Row(
                                      mainAxisAlignment: MainAxisAlignment.spaceEvenly,
                                      children: ['a', 's', 'd', 'f', 'g', 'h', 'j', 'k', 'l']
                                          .map((e) => Container(
                                                  child: InkWell(
                                                child: Container(
                                                  color: Colors.grey,
                                                  child: Text(e),
                                                  height: 30,
                                                  width: 30,
                                                  alignment: Alignment.center,
                                                ),
                                                onTap: () {
                                                  print(e);
                                                },
                                              )))
                                          .toList()),
                                  Row(
                                      mainAxisAlignment: MainAxisAlignment.spaceEvenly,
                                      children: ['casps lock', 'z', 'x', 'c', 'v', 'b', 'n', 'm', 'delete', '登录']
                                          .map((e) => Container(
                                                  child: InkWell(
                                                child: Container(
                                                  color: Colors.grey,
                                                  child: Text(e),
                                                  height: 30,
                                                  width: 30,
                                                  alignment: Alignment.center,
                                                ),
                                                onTap: () {
                                                  print(e);
                                                },
                                              )))
                                          .toList())
                                ]))
                          ])));
                },
              ),
              TextField(
                controller: textEditing2Controller,
                decoration: InputDecoration(labelText: '演示键盘弹出后滚动'),
                keyboardType: SafeKeyboard.inputType,
              )
            ],
          ),
        ),
        floatingActionButton: FloatingActionButton(
          onPressed: _incrementCounter,
          tooltip: 'Increment',
          child: Icon(Icons.add),
        ), // This trailing comma makes auto-formatting nicer for build methods.
      );
    }));
  }
}
